diff options
Diffstat (limited to 'optimizers/placementopt/conductor/remote_opt_processor.py')
| -rw-r--r-- | optimizers/placementopt/conductor/remote_opt_processor.py | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/optimizers/placementopt/conductor/remote_opt_processor.py b/optimizers/placementopt/conductor/remote_opt_processor.py new file mode 100644 index 0000000..f753a70 --- /dev/null +++ b/optimizers/placementopt/conductor/remote_opt_processor.py @@ -0,0 +1,79 @@ +# ------------------------------------------------------------------------- +# Copyright (c) 2015-2017 AT&T Intellectual Property +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. +# +# ------------------------------------------------------------------------- +# + +from requests import RequestException + +import traceback +from osdf.operation.error_handling import build_json_error_body +from osdf.logging.osdf_logging import metrics_log, MH, error_log +from osdf.optimizers.placementopt.conductor import conductor +from osdf.optimizers.licenseopt.simple_license_allocation import license_optim +from osdf.utils.interfaces import get_rest_client + + +def process_placement_opt(request_json, policies, osdf_config, prov_status): + """Perform the work for placement optimization (e.g. call SDC artifact and make conductor request) + NOTE: there is scope to make the requests to policy asynchronous to speed up overall performance + :param request_json: json content from original request + :param policies: flattened policies corresponding to this request + :param osdf_config: configuration specific to OSDF app + :param prov_status: provStatus retrieved from Subscriber policy + :return: None, but make a POST to callback URL + """ + + try: + rc = get_rest_client(request_json, service="so") + req_id = request_json["requestInfo"]["requestId"] + transaction_id = request_json['requestInfo']['transactionId'] + + metrics_log.info(MH.inside_worker_thread(req_id)) + license_info = None + if 'licenseDemand' in request_json['placementInfo']['demandInfo']: + license_info = license_optim(request_json) + + # Conductor only handles placement, only call Conductor if placementDemands exist + if 'placementDemand' in request_json['placementInfo']['demandInfo']: + metrics_log.info(MH.requesting("placement/conductor", req_id)) + placement_response = conductor.request(request_json, osdf_config, policies, prov_status) + if license_info: # Attach license solution if it exists + placement_response['solutionInfo']['licenseInfo'] = license_info + else: # License selection only scenario + placement_response = { + "transactionId": transaction_id, + "requestId": req_id, + "requestState": "complete", + "statusMessage": "License selection completed successfully", + "solutionInfo": {"licenseInfo": license_info} + } + except Exception as err: + error_log.error("Error for {} {}".format(req_id, traceback.format_exc())) + + try: + body = build_json_error_body(err) + metrics_log.info(MH.sending_response(req_id, "ERROR")) + rc.request(json=body, noresponse=True) + except RequestException: + error_log.error("Error sending asynchronous notification for {} {}".format(req_id, traceback.format_exc())) + return + + try: + metrics_log.info(MH.calling_back_with_body(req_id, rc.url,placement_response)) + rc.request(json=placement_response, noresponse=True) + except RequestException : # can't do much here but log it and move on + error_log.error("Error sending asynchronous notification for {} {}".format(req_id, traceback.format_exc())) + |